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分析了 ZG15Cr1Mo1V+F12异种钢焊缝产生缺陷的规律:介绍了检测这类异种钢焊缝根部裂纹的超声波探伤方法。
The defect of welding seam of ZG15Cr1Mo1V + F12 dissimilar steel was analyzed. The ultrasonic flaw detection method for detecting the root crack of such dissimilar steel welding seam was introduced.